Class: R2dSvg

Inherits:
Object
  • Object
show all
Includes:
R2dEngine, Ruby2D
Defined in:
lib/r2dsvg.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(s, title: 'R2dSVG', debug: false, server: false) ⇒ R2dSvg

Returns a new instance of R2dSvg.



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# File 'lib/r2dsvg.rb', line 38

def initialize(s, title: 'R2dSVG', debug: false, server: false)

  @debug = debug
  
  @window = window = Window.new
  @loaded = false
  @model = Svgle
  
  read(s, title)    

  if server then
    drb = OneDrb::Server.new(host: '127.0.0.1', port: '57844', obj: self)
    Thread.new { drb.start }
  end
  
  if @loaded then
    
    sleep 0.05
    
    window.on(:mouse_move) do |event|
      mouse :mousemove, event
      mouse :mouseenter, event
    end
    
    window.on(:mouse_down) do |event|
      
      if event.button == :left then
        
        # click and mousedown do the same thing
        mouse :click, event 
        mouse :mousedown, event
      end
      
    end          
  
    window.on :key_down do |event|
      # A key was pressed
      keyboard :keydown, event
    end
    
  end
=begin     
  window.on :key_held do |event|
    # A key is being held down
    puts event.key
    keyboard :onkeyheld, event
  end
  
  window.on :key_up do |event|
    # A key was released
    puts event.key
    keyboard :onkeyup, event
  end    
=end
  window.show
  
  
end

Instance Attribute Details

#doc ⇒ Object (readonly)

Returns the value of attribute doc.



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# File 'lib/r2dsvg.rb', line 36

def doc
  @doc
end

Instance Method Details

#clear ⇒ Object 



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# File 'lib/r2dsvg.rb', line 97

def clear()
  @window.clear
end

#read(unknown, title = @title) ⇒ Object 



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# File 'lib/r2dsvg.rb', line 101

def read(unknown, title=@title)

  @loaded = false
  @window.clear
  doc = nil
  
  if unknown.is_a? String
    
    svg, _ = RXFHelper.read(unknown)    
    doc = @model.new(svg, callback: self, debug: @debug)
    instructions = Render.new(doc, debug: @debug).to_a      

  elsif unknown.is_a? Array
    
    puts 'array found' if @debug
    
    instructions = unknown
    
  end
 
  drawing = DrawingInstructions.new @window, debug: @debug

  if doc then    
    
    @width, @height = %i(width height).map{|x| doc.root.attributes[x].to_i }
    @window.set title: title, width: @width, height: @height        
  

    threads = []
    
    threads << Thread.new do
      doc.root.xpath('//script').each {|x| eval x.texts.join }      
      drawing.render instructions   
    end
    
    threads.join

    @loaded = true
    @doc = doc
    
  else
    
    drawing.render instructions   
    h = instructions[2]
    @width, @height = h[:width].to_i, h[:height].to_i
    @window.set title: 'Untitled', width: @width, height: @height    
  end
  
end

#refresh ⇒ Object 



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# File 'lib/r2dsvg.rb', line 151

def refresh()
  puts 'do nothing' if @debug
end